how to disabled btn in jquery code example

Example 1: How disable button jquery

$( "button" ).prop( "disabled", true );

Example 2: disable button click jquery

function load(recieving_id){
    $('#roommate_but').prop('disabled', true);
    $.get('include.inc.php?i=' + recieving_id, function(data) {
        $("#roommate_but").html(data);
    });
}